metabox - Read For Learn

Auto close (hide) custom metabox / set default state

Hook into postbox_classes. postbox_classes is the function which will output the classes for the metabox. apply_filters( “postbox_classes_{$page}_{$id}”, $classes ) Your code could look like this: add_action( ‘add_meta_boxes’, ‘add_my_metabox’ ); function add_my_metabox() { $id = ‘my-metabox’; $title=”My Metabox”; $callback = ‘my_metabox_content’; $page=”post”; add_meta_box( $id, $title, $callback, $page ); add_filter( “postbox_classes_{$page}_{$id}”, ‘minify_my_metabox’ ); } function my_metabox_content() { … Read more

How to add meta box to backend menu page

Here is an example metabox that displays at the very top of the left hand side in the nav menus interface: /** * Instantiates the class */ add_action( ‘admin_init’, array( ‘call_someClass’, ‘init’ ) ); /** * The Class */ class call_someClass { const LANG = ‘exch_lang’; public static function init() { $class = __CLASS__; new … Read more

Re Order Editor to be after meta box [duplicate]

This will allow the post editor to be moved like the other sortable post boxes. function move_posteditor( $hook ) { if ( $hook == ‘post.php’ OR $hook == ‘post-new.php’ ) { wp_enqueue_script( ‘jquery’ ); add_action(‘admin_print_footer_scripts’, ‘move_posteditor_scripts’); } } add_action( ‘admin_enqueue_scripts’, ‘move_posteditor’, 10, 1 ); function move_posteditor_scripts() { ?> <script type=”text/javascript”> jQuery(‘#postdiv, #postdivrich’).prependTo(‘#your_meta_box_id .inside’ ); </script> … Read more

How can I add a column/s to wp_posts table?

You can technically add a post column with SQL but I’d caution against it as backup scripts, exports etc. would likely ignore it. Instead, I would add the content as a post_meta, either using a Custom Field or through PHP with the update_post_meta() function. To fetch a post based on the meta simply use: $args … Read more

Display content from custom meta boxes in revisions

Custom meta isn’t attached to revisions – only to the parent post, so there are no revisions for it. You can do it manually by grabbing the post meta from the parent though.

Add custom fields within meta box class “on the fly”

Agreed, I’ve seen it too, but I don’t think there’s any readily available API or method. For me, I use a lick of jQuery; <input type=”text” class=”list-item” name=”list_items[]” /> <input type=”button” class=”button-secondary” id=”add-list” /> <script type=”text/javascript”> ( function( $ ) { $( ‘#add-list’ ).click( function() { var $item = $( ‘.list-item:last’ ), $new = $item.clone(); … Read more

Custom Meta Boxes: multiple fields within a repeatable field

Try Fieldmanager. It was built with repeating groups being priority #1. Your new code would look something like this: add_action( ‘init’, function() { $fm = new Fieldmanager_Group( array( ‘name’ => ‘artists’, ‘limit’ => 0, ‘label’ => ‘New Artist’, ‘label_macro’ => array( ‘Artist: %s’, ‘name’ ), ‘add_more_label’ => ‘Add another Artist’, ‘children’ => array( ‘name’ => … Read more

Put the media uploader in a metabox

As Apple might’ve put it “There’s a plugin for that” 🙂 (Faster Image Insert)

Listen to Post action

This is more of a JavaScript the A WordPress Question but anyway, You can use the JavaScript onbeforeunload event something like: <script type=”text/javascript”> old = window.onbeforeunload; window.onbeforeunload = MyOnExit; function MyOnExit(){ //do your stuff here return old(); } </script>

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